1344610026065 has 4 divisors (see below), whose sum is σ = 1613532031284. Its totient is φ = 1075688020848.

The previous prime is 1344610026047. The next prime is 1344610026107. The reversal of 1344610026065 is 5606200164431.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1059153839104 + 285456186961 = 1029152^2 + 534281^2 .

It is a cyclic number.

It is not a de Polignac number, because 1344610026065 - 2²² = 1344605831761 is a prime.

It is a super-2 number, since 2×1344610026065² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134461002602 + ... + 134461002611.

It is an arithmetic number, because the mean of its divisors is an integer number (403383007821).

Almost surely, 2^{1344610026065} is an apocalyptic number.

It is an amenable number.

1344610026065 is a deficient number, since it is larger than the sum of its proper divisors (268922005219).

1344610026065 is an equidigital number, since it uses as much as digits as its factorization.

1344610026065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268922005218.

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 1344610026065 in words is "one trillion, three hundred forty-four billion, six hundred ten million, twenty-six thousand, sixty-five".